Students should develop a good attitude （） tests.

I"m （） in this argument: I don"t care who wins.A．natura...

单项选择题I"m （） in this argument: I don"t care who wins.

If you get into difficulties, don"t hesitate to （） help...

单项选择题If you get into difficulties, don"t hesitate to （） help.

If I have a good sleep I"ll be （） to work out the probl...

单项选择题If I have a good sleep I"ll be （） to work out the problem.